What is the use of numeric function sin ?
Write a command to print all line except first line?
What is the use of numeric function cos ?
How to exit from an awk script using the exit command?
What is the use of sequence v ?
Write a command remove all empty lines?
What is the use of string function substr(string,position,max) in AWK?
What is the use of SUBSEP?
What is NR in AWK?
What is the use of string functiong sub(regex,replacement)?
What is FILENAME in AWK?
Write a command to find the total number of lines in a file without using nr?
What is RS in AWK?